Some scholars theorize that the ritual purity system reflects an original concern with health or hygiene.

一些学者建立理论，认为宗教仪式的纯度系统,反映了原始的对于健康或卫生的关注。

耶鲁公开课 - 旧约导论课程节选

And some of this important to your health and well being-- certainly to health and well being of populations, so we need to know these.

有的知识对于你的健康和生活,对于人们的健康和生活当然非常重要,所以我们必须了解

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Now that seems counterintuitive now because we think that a plant based diet may be more healthy for people than a meat based diet, but remember, that we're fighting off overnutrition and these folks were fighting off undernutrition.

现在看来似乎并非如此,因为我们认为,对于人类来说,植物性饮食比以动物性饮食更为健康,但是请记住,我们正在对抗营养过剩,而这些人们正在和营养不良作斗争

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选